Home / 76,128,532.02-105,057,459.27-41,321,213.10

Finding the Fourth Proportional to 76,128,532.02, 105,057,459.27 and 41,321,213.10

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Solution

The fourth proportional to 76,128,532.02, 105,057,459.27 and 41,321,213.10 is: 57,023,320.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,128,532.02 : 105,057,459.27 = 41,321,213.10 : x
  2. Step 2: Convert to fraction form
    76,128,532.02/105,057,459.27 = 41,321,213.10/x
  3. Step 3: Cross multiply
    76,128,532.02x = 105,057,459.27 × 41,321,213.10
  4. Step 4: Simplify right side
    76,128,532.02x = 4,341,101,662,240,240.50
  5. Step 5: Solve for x
    x = 4,341,101,662,240,240.50/76,128,532.02
  6. Step 6: Final answer
    x = 57,023,320.26

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.